package cn.chinaunicom.gz.service;

import org.springframework.stereotype.Service;

/**
 * @author 64174
 * @date 2020/2/18 23:49
 * @description
 */
@Service
public class HelloServiceImpl {

    public String doSomething(){
        int i = 1/0;
        return String.valueOf(i);
    }


}
